小编aut*_*arq的帖子

更新到Eclipse 4.5 Mars后,无论是从Eclipse Navigator拖动文件还是从上下文菜单中选择Team >> Show History,History视图始终保持空白.我正在使用Git和CVS - 问题是一样的.

我在.log文件中找到了这个条目:

!ENTRY org.eclipse.ui 4 0 2015-07-03 10:09:28.308
!MESSAGE Unhandled event loop exception
!STACK 0
java.lang.NullPointerException
    at org.eclipse.ui.internal.WorkbenchPage.busyShowView(WorkbenchPage.java:1270)
    at org.eclipse.ui.internal.WorkbenchPage$12.run(WorkbenchPage.java:4211)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.ui.internal.WorkbenchPage.showView(WorkbenchPage.java:4207)
    at org.eclipse.ui.internal.WorkbenchPage.showView(WorkbenchPage.java:4187)
    at org.eclipse.team.ui.TeamUI.showHistoryFor(TeamUI.java:107)
    at org.eclipse.team.internal.ccvs.ui.actions.ShowResourceInHistoryAction$1.run(ShowResourceInHistoryAction.java:35)
    at org.eclipse.team.internal.ccvs.ui.repo.RepositoryManager.run(RepositoryManager.java:765)
    at org.eclipse.team.internal.ccvs.ui.actions.CVSAction$2.run(CVSAction.java:361)
    at org.eclipse.team.internal.ccvs.ui.actions.CVSAction$3.run(CVSAction.java:370)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.team.internal.ccvs.ui.actions.CVSAction.run(CVSAction.java:367)
    at org.eclipse.team.internal.ccvs.ui.actions.ShowResourceInHistoryAction.execute(ShowResourceInHistoryAction.java:31)
    at org.eclipse.team.internal.ccvs.ui.actions.CVSAction.run(CVSAction.java:117)
    at org.eclipse.team.internal.ui.actions.TeamAction.runWithEvent(TeamAction.java:549)
    at org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:237)
    at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:595)
    at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:511)
    at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:420)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4362)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1113)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4180)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3769)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1127)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1018)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) …